1 | package nu.fw.jeti.backend; |
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2 | |
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3 | |
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4 | import java.io.*; |
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5 | |
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6 | import javax.xml.parsers.ParserConfigurationException; |
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7 | import javax.xml.parsers.SAXParser; |
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8 | import javax.xml.parsers.SAXParserFactory; |
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9 | |
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10 | import nu.fw.jeti.plugins.PluginsInfo; |
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11 | |
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12 | import org.xml.sax.InputSource; |
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13 | import org.xml.sax.SAXException; |
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14 | import org.xml.sax.SAXParseException; |
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15 | |
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16 | /** |
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17 | * <p>Title: im</p> |
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18 | * <p>Description: </p> |
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19 | * <p>Copyright: Copyright (c) 2001</p> |
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20 | * <p>Company: </p> |
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21 | * @author E.S. de Boer |
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22 | * @version 1.0 |
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23 | */ |
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24 | |
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25 | public class Input extends Thread |
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26 | { |
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27 | private InputSource in; |
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28 | private ConnectionPacketReceiver backend; |
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29 | private JabberHandler jH; |
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30 | private boolean closing = false; |
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31 | |
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32 | public Input(InputStream stream,ConnectionPacketReceiver backend,JabberHandler jH) |
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33 | { |
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34 | try{ |
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35 | if(PluginsInfo.isPluginLoaded("xmpp")) |
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36 | { |
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37 | in = new InputSource(new XMPPInputStream(new InputStreamReader(stream,"UTF-8"))); |
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38 | } |
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39 | else |
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40 | { |
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41 | in = new InputSource(new InputStreamReader(stream,"UTF8")); |
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42 | //in = new InputSource(new LogInputStream(new InputStreamReader(stream,"UTF8"))); |
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43 | } |
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44 | }catch(UnsupportedEncodingException e){e.printStackTrace();} |
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45 | this.backend = backend; |
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46 | this.jH = jH; |
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47 | start(); |
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48 | } |
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49 | |
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50 | public void disconnect(){ |
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51 | try { |
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52 | System.out.println("closing " + in.getCharacterStream()); |
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53 | closing = true; |
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54 | in.getCharacterStream().close(); |
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55 | } catch (IOException e) { |
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56 | // TODO Auto-generated catch block |
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57 | e.printStackTrace(); |
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58 | } |
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59 | } |
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60 | |
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61 | public void run() |
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62 | { |
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63 | try{ |
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64 | |
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65 | /** @todo look at parsers */ |
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66 | |
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67 | //direct, higer mem? |
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68 | //SAXParser parser =new org.apache.crimson.jaxp.SAXParserFactoryImpl().newSAXParser(); |
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69 | |
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70 | |
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71 | SAXParser parser = SAXParserFactory.newInstance().newSAXParser(); |
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72 | parser.parse(in,jH); |
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73 | } |
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74 | catch(ParserConfigurationException pce){pce.printStackTrace();} |
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75 | catch (SAXParseException spe) |
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76 | { |
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77 | Exception e = spe.getException(); |
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78 | if(e != null) e.printStackTrace(); |
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79 | else System.err.println(spe.getMessage()); |
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80 | } |
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81 | catch(SAXException se) |
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82 | { |
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83 | if("end xmlparser".equals(se.getMessage())) { |
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84 | closing = true; |
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85 | return; |
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86 | } |
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87 | Exception e = se.getException(); |
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88 | if(e != null) e.printStackTrace(); |
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89 | else System.err.println(se.getMessage()); |
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90 | } |
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91 | catch(IOException e) |
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92 | { |
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93 | // No need to do anything here. |
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94 | System.err.println(e.getMessage()); |
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95 | } |
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96 | catch (UnsupportedOperationException e) { |
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97 | if("end xmlparser".equals(e.getMessage())) { |
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98 | closing = true; |
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99 | return; |
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100 | } |
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101 | System.err.println(e.getMessage()); |
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102 | } |
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103 | finally{ |
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104 | System.out.println(in.getCharacterStream() + "closed"); |
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105 | if(!closing) backend.inputDeath(); |
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106 | } |
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107 | |
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108 | } |
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109 | |
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110 | // //prints inputstream |
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111 | // class LogInputStream extends FilterReader |
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112 | // { |
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113 | // LogInputStream(Reader reader) |
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114 | // { |
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115 | // super(reader); |
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116 | // } |
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117 | // |
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118 | // public int read(char[] cbuf, int off, int len) throws IOException |
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119 | // { |
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120 | // int readed = super.read(cbuf, off, len); |
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121 | // if(readed == -1) System.out.println("end of stream detected readed"); |
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122 | // else System.out.println(new String(cbuf, off,readed).trim()); |
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123 | // return readed; |
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124 | // } |
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125 | // |
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126 | // |
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127 | // public int read(char[] cbuf) throws IOException |
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128 | // { |
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129 | // int readed = super.read(cbuf); |
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130 | // System.out.println(new String(cbuf).trim()); |
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131 | // return readed; |
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132 | // } |
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133 | // |
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134 | // public void close() |
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135 | // {//stop close of stream from parser |
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136 | // System.out.println("close stream"); |
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137 | // } |
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138 | // } |
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139 | } |
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140 | |
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141 | class XMPPInputStream extends FilterReader |
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142 | { |
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143 | XMPPInputStream(Reader reader) |
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144 | { |
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145 | super(reader); |
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146 | } |
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147 | |
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148 | //stop close of stream from parser, |
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149 | //needed to prevent stopping xml parser to close the socket |
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150 | public void close() |
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151 | { |
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152 | System.out.println("close stream" + this); |
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153 | } |
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154 | } |
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155 | |
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156 | /* |
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157 | * Overrides for emacs |
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158 | * Local variables: |
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159 | * tab-width: 4 |
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160 | * End: |
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161 | */ |
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